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1 | \ ========== Copyright Header Begin ========================================== |
2 | \ | |
3 | \ Hypervisor Software File: align.fth | |
4 | \ | |
5 | \ Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
6 | \ | |
7 | \ - Do no alter or remove copyright notices | |
8 | \ | |
9 | \ - Redistribution and use of this software in source and binary forms, with | |
10 | \ or without modification, are permitted provided that the following | |
11 | \ conditions are met: | |
12 | \ | |
13 | \ - Redistribution of source code must retain the above copyright notice, | |
14 | \ this list of conditions and the following disclaimer. | |
15 | \ | |
16 | \ - Redistribution in binary form must reproduce the above copyright notice, | |
17 | \ this list of conditions and the following disclaimer in the | |
18 | \ documentation and/or other materials provided with the distribution. | |
19 | \ | |
20 | \ Neither the name of Sun Microsystems, Inc. or the names of contributors | |
21 | \ may be used to endorse or promote products derived from this software | |
22 | \ without specific prior written permission. | |
23 | \ | |
24 | \ This software is provided "AS IS," without a warranty of any kind. | |
25 | \ ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, | |
26 | \ INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A | |
27 | \ PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN | |
28 | \ MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR | |
29 | \ ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR | |
30 | \ DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN | |
31 | \ OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR | |
32 | \ FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE | |
33 | \ DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, | |
34 | \ ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF | |
35 | \ SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. | |
36 | \ | |
37 | \ You acknowledge that this software is not designed, licensed or | |
38 | \ intended for use in the design, construction, operation or maintenance of | |
39 | \ any nuclear facility. | |
40 | \ | |
41 | \ ========== Copyright Header End ============================================ | |
42 | id: @(#)align.fth 1.1 07/01/23 | |
43 | purpose: Aligned dma aligned alloc and free | |
44 | copyright: Copyright 2007 Sun Microsystems, Inc. All Rights Reserved | |
45 | \ See license at end of file | |
46 | ||
47 | hex | |
48 | headerless | |
49 | ||
50 | d# 256 constant /align256 | |
51 | d# 16 constant /align16 | |
52 | d# 32 constant /align32 | |
53 | ||
54 | : round-up ( n align -- n' ) 1- tuck + swap invert and ; | |
55 | ||
56 | external | |
57 | : dma-sync ( virt phys size -- ) " dma-sync" $call-parent ; | |
58 | : dma-alloc ( size -- virt ) " dma-alloc" $call-parent ; | |
59 | : dma-free ( virt size -- ) " dma-free" $call-parent ; | |
60 | : dma-map-in ( virt size cache? -- phys ) " dma-map-in" $call-parent ; | |
61 | : dma-map-out ( virt phys size -- ) " dma-map-out" $call-parent ; | |
62 | ||
63 | headers | |
64 | ||
65 | : aligned-alloc ( size align -- unaligned-virt aligned-virtual ) | |
66 | dup >r + dma-alloc dup r> round-up | |
67 | ; | |
68 | : aligned-free ( virtual size align -- ) + dma-free ; | |
69 | ||
70 | : aligned16-alloc ( size -- unaligned-virt aligned-virtual ) | |
71 | /align16 aligned-alloc | |
72 | ; | |
73 | : aligned16-free ( virtual size -- ) | |
74 | /align16 aligned-free | |
75 | ; | |
76 | ||
77 | : aligned16-alloc-map-in ( size -- unaligned-virt aligned-virt phys ) | |
78 | dup >r aligned16-alloc | |
79 | dup r> true dma-map-in | |
80 | ; | |
81 | : aligned16-free-map-out ( unaligned virt phys size -- ) | |
82 | dup >r dma-map-out | |
83 | r> aligned16-free | |
84 | ; | |
85 | ||
86 | : aligned32-alloc ( size -- unaligned-virt aligned-virtual ) | |
87 | /align32 aligned-alloc | |
88 | ; | |
89 | : aligned32-free ( virtual size -- ) | |
90 | /align32 aligned-free | |
91 | ; | |
92 | ||
93 | : aligned32-alloc-map-in ( size -- unaligned-virt aligned-virt phys ) | |
94 | dup >r aligned32-alloc | |
95 | dup r> true dma-map-in | |
96 | ; | |
97 | : aligned32-free-map-out ( unaligned virt phys size -- ) | |
98 | dup >r dma-map-out | |
99 | r> aligned32-free | |
100 | ; | |
101 | ||
102 | : aligned256-alloc ( size -- unaligned-virt aligned-virtual ) | |
103 | /align256 aligned-alloc | |
104 | ; | |
105 | : aligned256-free ( virtual size -- ) | |
106 | /align256 aligned-free | |
107 | ; | |
108 | ||
109 | \ LICENSE_BEGIN | |
110 | \ Copyright (c) 2006 FirmWorks | |
111 | \ | |
112 | \ Permission is hereby granted, free of charge, to any person obtaining | |
113 | \ a copy of this software and associated documentation files (the | |
114 | \ "Software"), to deal in the Software without restriction, including | |
115 | \ without limitation the rights to use, copy, modify, merge, publish, | |
116 | \ distribute, sublicense, and/or sell copies of the Software, and to | |
117 | \ permit persons to whom the Software is furnished to do so, subject to | |
118 | \ the following conditions: | |
119 | \ | |
120 | \ The above copyright notice and this permission notice shall be | |
121 | \ included in all copies or substantial portions of the Software. | |
122 | \ | |
123 | \ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
124 | \ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
125 | \ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
126 | \ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE | |
127 | \ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION | |
128 | \ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION | |
129 | \ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
130 | \ | |
131 | \ LICENSE_END |